Dropbox

Dropbox is a web-based free service that lets you bring your photos, docs and videos anywhere and share them easily. Any files added to Dropbox will automatically show up on all your computers, phones and the Dropbox website allowing you to access files from anywhere.

Dropbox also makes file sharing easy and secure. Dropbox is a free service up to 2GB of storage with additional storage for $9.99 per month and up. You can even earn extra storage by referring friends and colleagues.